The token provides an authenticator, which is a six digit number users. This defeats key loggers and replay attacks. Google Authenticator is a software-based authentication token developed by Google. The pin is time dependent, so the same PIN won’t work the following day. You then have to send the PIN and the SecretCode from earlier to our API, and it will return either True or False. Google supports common OAuth 2.0 scenarios such as those for web server, client-side, installed, and. Follow instructions on the setup page to enable MFA with. Once the user has paired, and they go to log in, you prompt them for their pin. Google APIs use the OAuth 2.0 protocol for authentication and authorization. You can use an authenticator app like (Google) Authenticator or Authy installed on your mobile device. The QR code is generated using the API, and is just a block of HTML you display on your page. You now need to show a QR code to a user, which they scan into the Authenticator App. A pop-up will appear that asks the user to grant access to the. This could be just any random code that comes to your head, or perhaps better, to generate a random code per user, and store this. After choosing the credential location, one must authenticate using the Authenticate button. Google provides many APIs and services, which require authentication to access. So, how does it work?, well first you have to generate a random code. You can of course use Google Authenticator without using an API, you can implement the crypto code yourself, but using this API at does save you alot of development time, since it’s just two API calls. It does require a basic tech awareness, so if your typical user is elderly, then this is not the way to go. Contribute to dochne/google-authenticator development by creating an account on GitHub. PHP Implementation of the Google Authenticator. Using Google Authenticator is also a great way to do this for free, since it doesn’t incur costs such as doing 2FA via SMS. Contribute to dochne/google-authenticator development by creating an account on GitHub. Two factor authentication is a way to level up your security, beyond username and password.
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